890 resultados para CMOS voltage reference


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This paper presents and compares two approaches to estimate the origin (upstream or downstream) of voltage sag registered in distribution substations. The first approach is based on the application of a single rule dealing with features extracted from the impedances during the fault whereas the second method exploit the variability of waveforms from an statistical point of view. Both approaches have been tested with voltage sags registered in distribution substations and advantages, drawbacks and comparative results are presented

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This paper aims to survey the techniques and methods described in literature to analyse and characterise voltage sags and the corresponding objectives of these works. The study has been performed from a data mining point of view

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Three multivariate statistical tools (principal component analysis, factor analysis, analysis discriminant) have been tested to characterize and model the sags registered in distribution substations. Those models use several features to represent the magnitude, duration and unbalanced grade of sags. They have been obtained from voltage and current waveforms. The techniques are tested and compared using 69 registers of sags. The advantages and drawbacks of each technique are listed

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A decentralized model reference controller is designed to reduce the magnitude of the transversal vibration of a flexible cable-stayed beam structure induced by a seismic excitation. The controller design is made based on the principle of sliding mode such that a priori knowledge

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A complete reference list for tutors of all learning resources in the Study Skills Toolkit (as of Oct. 2008) available through Blackboard VLE

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How to Reference and Cite

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Reference List for Info 2009 Coursework 2

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This is a handout to describe how to use Reference Manager v12. It is focused on the BioMedical area and covers linking to PubMed, Web of Knowledge, other biblographic providers (OVID and EBSCO) and searching for book information. The notes include how to use Word 2003 and Word 2007/2010 . You must be running v12.0.3 or later for Reference Manager to work with Word 2010.

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This is the reference lists for the resource set we have produced for the INFO2009 Assignment 2 Group Poster.

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Reference List for UK Computing Law

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A list of references that we used to create the resource

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The reference list to accompany the poster and resource set for group SD.

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Reference list for our resource set.

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List of references in Harvard format for the accessibility text tutorial created by Denis's Angels.